libswt-gtk3-jni does not exist for PowerPC. I don't know why. Perhpas you know?
In any case, could it be built from swt-gtk 3.0-6 (in Sarge and testing) and uploaded? Thanks, Shaun http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=320145 http://packages.debian.org/libswt-gtk3-jni